cmake: options added
AttributeManager: createEntity removed name. Added unit test and fixed bugs
cmake: variadic template option added for atTest
AttributeManager: tests added, some fixes
Vector3, Double: unit tests added
Quaternion: test added. Matrix3: rotation X,Y,Z added
fixed atSpring PositionIntegrator
license added
FlightIntegrator tested and fixed
AttributeManager: assertion for missing attribute creator added
atFlight MassSystem redone
readme added